Home / 644,336.82-966,430.17-171,058.95

Finding the Fourth Proportional to 644,336.82, 966,430.17 and 171,058.95

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Solution

The fourth proportional to 644,336.82, 966,430.17 and 171,058.95 is: 256,568.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,336.82 : 966,430.17 = 171,058.95 : x
  2. Step 2: Convert to fraction form
    644,336.82/966,430.17 = 171,058.95/x
  3. Step 3: Cross multiply
    644,336.82x = 966,430.17 × 171,058.95
  4. Step 4: Simplify right side
    644,336.82x = 165,316,530,128.52
  5. Step 5: Solve for x
    x = 165,316,530,128.52/644,336.82
  6. Step 6: Final answer
    x = 256,568.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.